#include using namespace std; /*Type the first letter of data type and the nmuber together and "ABCDEF" of Hexadecimal should always be in caps.*/ int DtB(int n) { int answer = 0; int i = 1; while(n>0) { answer += (n%2)*i; n /= 2; i *= 10; } //cout << answer ; return answer; } int DtO(int n) { int answer = 0; int i = 1; while(n>0) { answer += (n%8)*i; n /= 8; i *= 10; } return answer; } void DtH(int n) { int i = 0; int a = 1; while(1) { if(n >= 1) { if(n < a) { break; } } else if(n == 0) { i = 1; break; } i++; a *= 16; } //i--; //cout << i << endl; char answer[i]; for(int a = i-1;a>=0;a--) { if(n%16 >= 0 && n%16 <= 9) { answer[a] = 48 + (n%16); } else if(n%16 > 9 && n%16 < 16) { answer[a] = 55 + (n%16); } n /= 16; } for(int a = 0;a0) { answer += (n%10)*i; n /= 10; i *= 2; } return answer; } int BtO(int n) { int answer = 0; int i = 1; while(n>0) { answer += (n%8)*i; n /= 8; i *= 2; } return answer; } void BtH(int n) { int answer = BtD(n); DtH(answer); } int OtB(int n) { int answer = 0; int i = 1; while(n>0) { answer += (n%2)*i; n /= 2; i *= 8; } return answer; } int OtD(int n) { int answer = 0; int i = 1; while(n>0) { answer += (n%10)*i; n /= 10; i *= 8; } return answer; } void OtH(int n) { int answer = OtD(n); DtH(answer); } int HtD(string num) { int answer = 0; int i = 1; int s = num.size(); for(int a = s-1;a>=0;a--) { if(num[a] >= '0' && num[a] <= '9') { answer += (num[a] - '0')*i; } else if(num[a] >= 'A' && num[a] <= 'F') { answer += (num[a] - 'A' + 10)*i; } i *= 16; } return answer; } int HtB(string num) { int answer = HtD(num); return DtB(answer); } int HtO(string num) { //int answer = HtD(num); return DtO(HtD(num)); } void decimal(string num) { num.erase(num.begin()); stringstream convert(num); int n; convert >> n; cout << "BINARY NUMBER: " << DtB(n) << endl; cout << "OCTAL NUMBER: " << DtO(n) << endl; cout << "DECIMAL NUMBER: " << n << endl; cout << "HEXADECIMAL NUMBER: "; DtH(n); } void octal(string num) { num.erase(num.begin()); stringstream convert(num); int n; convert >> n; cout << "BINARY NUMBER: " << OtB(n) << endl; cout << "OCTAL NUMBER: " << n << endl; cout << "DECIMAL NUMBER: " << OtD(n) << endl; cout << "HEXADECIMAL NUMBER: "; OtH(n); } void binary(string num) { num.erase(num.begin()); stringstream convert(num); int n; convert >> n; cout << "BINARY NUMBER: " << n << endl; cout << "OCTAL NUMBER: " << BtO(n) << endl; cout << "DECIMAL NUMBER: " << BtD(n) << endl; cout << "HEXADECIMAL NUMBER: "; BtH(n); } void hexadecimal(string n) { n.erase(n.begin()); int s = n.size(); int a = 0; for(int i=0;i= '0') || (n[i] <= 'F' && n[i] >= 'A'))) { //cout << "DECIMAL NUMBER: " << endl; //cout << "HEXADECIMAL NUMBER: " << endl; break; } a++; /*else { cout << "DECIMAL NUMBER: " << " " << endl; cout << "HEXADECIMAL NUMBER: " << " " << endl; }*/ } if(a> num; //int n = 0; if(num.at(0) == 'd' || num.at(0) == 'D') { decimal(num); } else if(num.at(0) == 'O' || num.at(0) == 'o') { octal(num); } else if(num.at(0) == 'B' || num.at(0) == 'b') { binary(num); } else if(num.at(0) == 'H' || num.at(0) == 'h') { hexadecimal(num); } //cout << "BINARY NUMBER: " << DtB(n) << endl; //cout << "OCTAL NUMBER: " << DtO(n) << endl; //cout << "DECIMAL NUMBER: " << n << endl; //cout << "HEXADECIMAL NUMBER: " << DtH(n) << endl; return 0; }

Converter of Number Types